Bilateral aliphatic chain
[机] 对称脂族链
🧩 词语组成解析
a. 脂肪族的\\n[化] 脂族的; 脂肪族的
chain
[tʃen]
n. 链子，链条;连锁，连续;拘束;连锁店或旅馆系列的事物;
vt. 用铁链锁住;监禁，束缚;
🗣️ 情景例句
I'm just being a grandfather.
我只是在尽一个爷爷的本份而已。
I ask him to do the housework now.
我要求他现在做家务。
and you avoid the frustration of arriving at the very moment when the train is drawing out of the station and being unable to get on it.
而且可以避免那种正好在火车驶出站时赶到车站，因上不去车而感到的沮丧。